Geometry Seminar, Department of Mathematics, A.U.Th.

2024-2025

• May 09: Raquel Caseiro, Universidade de Coimbra: "Embedding Tensors on Lie $\infty$-algebras with respect to Lie $\infty$-actions"

• Feb 21: Damianos Iosifidis, University of Tartu: "On a Torsion/Curvature Analogue of Dual Connections and Statistical Manifolds"

• Dec 10: Nikolas Adaloglou, Leiden University: "Lagrangian Klein bottles in S2xS2"

• Nov 29: Petros Siasos, University of Thessaly: "The $L^p$-spectrum of the Laplacian on forms over warped products and Kleinian groups"

• Nov 19: Efstratios Prasidis, University of the Aegean: "Topological Rigidity"

• Oct 31: Ioannis Gkeneralis, A.U.Th.: "Rigidity in Toric Topology"

• Oct 24: Ioannis Gkeneralis, A.U.Th.: "Links between toric spaces" 

2023-2024

• Mar 20: Hlias Ermeidis, University of Göttingen: "Deformations of ideals in Lie algebras " 

• Sep 21: Spyros Afentoulidis Almpanis, Bar-Ilan University: "Dirac cohomology and Θ-correspondence for complex dual pairs"

2022-2023

• May 08: Athanasios Chatzistavrakidis, Ruđer Bošković Institute: "Basic curvature and the Atiyah cocycle in higher gauge theory" 

• Spring Semester,  Reading Seminar every Thursday 12:00-14:00 @ Room M2:  "Algebra and Geometry of the BFV complex" by A. Fotiadis, D. Konstantinidis, S. Lavau (coorganizer), G. Simantiras

• Dec 09: Raphael Tsiamis, Harvard University: "A hyperkahler structure on T*SL(2,C)"

• Nov 03: Manousos Maridakis, A.U.Th.: "Abstract Lojasiewicz-Simon inequalities and applications"

• Oct 21: Vasiliki Liontou, University of Toronto: "Contact Geomery and Gabor Analysis in models of the visual cortex"

2021-2022

• May 11, 18 and 25 & June 1: Sylvain Lavau, Euler Institut & Steklov Institut: "Courant algebroids, Higher structures and Beyond"

• Apr 8, 2022: Pavlos Kassotakis, University of Kent: "Hierarchies of compatible maps and integrable difference systems"

• Feb 11, 2022: Konstantinos Tsouvalas, IHES: "Anosov representations of hyperbolic groups"

• Jan 28, 2022: Ruben Louis, Universite de Lorraine: "Universal Lie infinity- algebroid of a Lie Rinehart algebra and application to symmetries of a foliation"

• Jan 21, 2022: Alexandros Arvanitakis, Vrije Universiteit Brussel: "On Topology Change in Poisson-Lie T-Duality"

• Dec 17, 2021: Manousos Maridakis: "A Localization theorem for Dirac Operators"

• Dec 3, 2021: Yannis Loizides, Cornell University: "Weighted normal bundles" 

• Nov 19, 2021: Michail Savvas, University of Texas at Austin: "Generalized Donaldson-Thomas invariants via Kirwan blowups" 

• Nov 5, 2021: Panagiotis Konstantis, University of Marburg & University of Giessen  : "Old and new on almost complex structures"

2020-2021

• Apr 16, 2021: Michael K. Markellos, University of Ioannina: "Rigidity of the Hopf fibration"

• Apr 09, 2021: Christos Raent-Onti, University of Cyprus: "On the conjectured extention of a classical theorem of Hilbert"

•  Mar 19, 2021: Spyros Afentoulidis-Albanis, Universite de Lorraine, Metz: "Non-cubic Dirac operators for finite dimensional modules"

• Jan 26, 2021: Nicholas Eptaminitakis, Purdue University: "Simple and non-simple asymptotically hyperbolic manifolds"

• Nov 6, 2020: Athanasios Chatzikaleas, Pierre et Marie Curie University: "Time periodic solutions for the conformal cubic wave equation on the Einstein cylider"

• Oct 30, 2020: Christos Aravanis, University of Sheffield: "Derived categories of sheaves and Hopf algebras" (joint with A.U.Th Algebra Seminar)

2019-2020

• Jul 2,9,16 & 23: Spyros Afentoulidis-Albanis, Universite de Lorraine, Metz: "Dirac operators in Geometry and Representation Theory"

• Jun 5, 2020: Georgios Kydonakis, Universite de Strasbourg: "Poisson structures on moduli spaces over Riemann surfaces"

• May 29, 2020: Panagiotis Gianniotis, University of Athens: "Bounded diameter conjecture for the 2-convex mean curvature flow"

• May 8, 2020: Andreas Arvanitoyeorgos, University of Patras: "Invariant Einstein metrics on the Lie group SU(n) and the complex Stiefel manifolds"

• Apr 10, 2020: Georgios Kydonakis, Universite de Strasbourg: "Moduli spaces of parabolic Higgs bundles"

• Dec 20, 2019: Panagiotis Polymerakis, MPIM: "Liouville properties in regular covering spaces "

• Nov 29, 2019: Ioannis Platis, University of Crete: "Bisections in the Heisenberg group"

• Nov 22, 2019; Iakovos Androulidakis, University of Athens: "Heisenberg calculus for singular differential operators"

• Nov 15, 2019: Alexis Kouvidakis, University of Crete : "Cubic threefolds" (joint with A.U.Th Algebra Seminar)

• Nov 15, 2019: Stavros Papadakis, University of Ioannina: "Equivariant degenerations of spherical modules" (joint with A.U.Th Algebra Seminar)

• Nov 8: Magdalini Flari, A.U.Th.: "The Legendre transformation, a journey from functions to double vector bundles"

• Oct 21: Christos Mantoulidis, MIT: "Minimal surfaces and the Allen-Cahn equation" (joint with A.U.Th Analysis Seminar)